uint8 debug
string device
uint8 video_writer
uint8 calc_time
int32 input_size
string model_path
string class_name_path

float32 confThr
float32 nmsThr

string port_name
uint8 use_serial

# 相机参数，直接从CameraParam中读取
float32 camera_fx
float32 camera_fy
int32 width
int32 height